Build eStone World – Global B2B Marketplace Platform (Web, iOS & Android)

Full-Stack Development Team Needed for eStone World (Global B2B Marketplace Platform) Project Overview We are building eStone World, a global B2B marketplace and sourcing platform for the natural stone, artificial stone, porcelain, and ceramic industries. The platform will connect: * Quarry Owners * Artificial Stone Manufacturers * Porcelain & Ceramic Manufacturers * Distributors * Fabricators * Builders * Designers * Homeowners * Customs Brokers * Logistics Providers The platform will be available as: * Responsive Web Application * iOS Mobile Application * Android Mobile Application We are looking for an experienced full-stack development team capable of designing, developing, testing, and launching a scalable production-ready platform. ⸻ Required Technology Experience Please apply only if you have experience with: * React / Next.js * Node.js * NestJS or Express * PostgreSQL * AWS, Azure, or Google Cloud * Mobile App Development (Flutter or React Native) * API Development * Real-Time Chat Systems * Multi-Language Platforms * Stripe Integration * Admin Dashboards * Marketplace Platforms * Enterprise SaaS Applications ⸻ MVP Features User Registration & Authentication Different user types: * Quarry Owners * Manufacturers * Distributors * Fabricators * Builders * Designers * Homeowners * Customs Brokers * Logistics Providers * Administrators ⸻ Company Profiles Each company can create: * Company Profile * Logo * Cover Image * Product Catalog * Certifications * Location Information * Contact Information * Company Description ⸻ Product Listings Support for: * Marble * Granite * Quartzite * Limestone * Travertine * Onyx * Slate * Sandstone * Artificial Stone * Quartz Surfaces * Porcelain Slabs * Ceramic Tiles Products include: * Images * Specifications * Finishes * Thickness * Sizes * Country of Origin ⸻ RFQ System Buyers can: * Submit RFQs * Receive Quotations * Compare Offers * Manage Requests ⸻ Messaging System Real-time messaging between approved users. Features: * Direct Messaging * File Sharing * RFQ Related Discussions * Notifications ⸻ Shipping & Logistics Customs Brokers can: * Manage Shipping Requests * Coordinate Logistics * Upload Documents Documents include: * Bill of Lading * Packing List * Commercial Invoice * Certificate of Origin * Fumigation Certificate ⸻ Multi-Language Support Initial languages: * English * Arabic * Spanish * Portuguese Architecture must support future languages. ⸻ Admin Panel Administrator functionality: * User Verification * Company Approval * Product Moderation * Analytics Dashboard * Membership Management * Content Management ⸻ Membership Plans * Standard * Premium * Diamond Memberships control: * Visibility * Messaging Features * RFQ Limits * Advanced Functions ⸻ Future Phases Platform architecture must support future expansion including: * AI Product Recommendations * AR Material Visualization * Shipment Tracking * Online Payments * Mobile Push Notifications * Video Calls * Voice Calls * Advanced Analytics * Demand Heatmaps ⸻ Deliverables We expect: * UI/UX Design * Frontend Development * Backend Development * Database Design * API Documentation * Mobile Applications * Testing * Deployment * Source Code Ownership * Technical Documentation ⸻ Proposal Requirements Please include: 1. Company profile 2. Portfolio of similar marketplace projects 3. Technology stack recommendation 4. Development timeline 5. Team structure 6. Estimated budget 7. Post-launch support options ⸻ Important This is a serious long-term project with significant growth potential. Preference will be given to teams that have previously developed: * B2B Marketplaces * Multi-Vendor Platforms * SaaS Applications * Global Commerce Platforms Please provide links to relevant projects and explain your specific role in building them.